ID NOS2_BOVIN Reviewed; 1156 AA. AC Q27995; Q06Q84; Q27985; DT 01-NOV-1997, integrated into UniProtKB/Swiss-Prot. DT 28-NOV-2006, sequence version 3. DT 08-NOV-2023, entry version 159. DE RecName: Full=Nitric oxide synthase, inducible; DE EC=1.14.13.39 {ECO:0000250|UniProtKB:P35228}; DE AltName: Full=Inducible NO synthase; DE Short=Inducible NOS; DE Short=iNOS; DE AltName: Full=NOS type II; DE Short=NOSII; DE AltName: Full=Peptidyl-cysteine S-nitrosylase NOS2; GN Name=NOS2; OS Bos taurus (Bovine). OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; OC Eutheria; Laurasiatheria; Artiodactyla; Ruminantia; Pecora; Bovidae; OC Bovinae; Bos. OX NCBI_TaxID=9913; RN [1] RP NUCLEOTIDE SEQUENCE [MRNA]. RA Widdison S., Ashley G.R., Howard C.J., Coffey T.J.; RT "Cloning and characterization of bovine inducible nitric oxide synthase."; RL Submitted (JUN-2006) to the EMBL/GenBank/DDBJ databases. RN [2] RP NUCLEOTIDE SEQUENCE [MRNA] OF 166-275. RC TISSUE=Bone marrow macrophage; RX PubMed=7536776; RA Adler H., Frech B., Thoeny M., Pfister H., Peterhans E., Jungi T.W.; RT "Inducible nitric oxide synthase in cattle. Differential cytokine RT regulation of nitric oxide synthase in bovine and murine macrophages."; RL J. Immunol. 154:4710-4718(1995). RN [3] RP NUCLEOTIDE SEQUENCE [MRNA] OF 987-1122. RC TISSUE=Pulmonary artery; RX PubMed=7558036; DOI=10.1006/geno.1995.1086; RA Bloch K.D., Wolfram J.R., Brown D.M., Roberts J.D. Jr., Zapol D.G., RA Lepore J.J., Filippov G., Thomas J.E., Jacob H.J., Bloch D.B.; RT "Three members of the nitric oxide synthase II gene family (NOS2A, NOS2B, RT and NOS2C) colocalize to human chromosome 17."; RL Genomics 27:526-530(1995). CC -!- FUNCTION: Produces nitric oxide (NO) which is a messenger molecule with CC diverse functions throughout the body. In macrophages, NO mediates CC tumoricidal and bactericidal actions. Also has nitrosylase activity and CC mediates cysteine S-nitrosylation of cytoplasmic target proteins such CC PTGS2/COX2. As component of the iNOS-S100A8/9 transnitrosylase complex CC involved in the selective inflammatory stimulus-dependent S- CC nitrosylation of GAPDH implicated in regulation of the GAIT complex CC activity and probably multiple targets including ANXA5, EZR, MSN and CC VIM. Involved in inflammation, enhances the synthesis of pro- CC inflammatory mediators such as IL6 and IL8. CC {ECO:0000250|UniProtKB:P35228, ECO:0000250|UniProtKB:P79290}. CC -!- CATALYTIC ACTIVITY: CC Reaction=H(+) + 2 L-arginine + 3 NADPH + 4 O2 = 4 H2O + 2 L-citrulline CC + 3 NADP(+) + 2 nitric oxide; Xref=Rhea:RHEA:19897, CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:15379, CC ChEBI:CHEBI:16480, ChEBI:CHEBI:32682, ChEBI:CHEBI:57743, CC ChEBI:CHEBI:57783, ChEBI:CHEBI:58349; EC=1.14.13.39; CC Evidence={ECO:0000250|UniProtKB:P35228}; CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:19898; CC Evidence={ECO:0000250|UniProtKB:P35228}; CC -!- COFACTOR: CC Name=heme b; Xref=ChEBI:CHEBI:60344; CC Evidence={ECO:0000250|UniProtKB:P35228}; CC -!- COFACTOR: CC Name=FAD; Xref=ChEBI:CHEBI:57692; CC Evidence={ECO:0000250|UniProtKB:P29476}; CC Note=Binds 1 FAD. {ECO:0000250|UniProtKB:P29476}; CC -!- COFACTOR: CC Name=FMN; Xref=ChEBI:CHEBI:58210; CC Evidence={ECO:0000250|UniProtKB:P35228}; CC Note=Binds 1 FMN. {ECO:0000250|UniProtKB:P35228}; CC -!- COFACTOR: CC Name=(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin; CC Xref=ChEBI:CHEBI:59560; Evidence={ECO:0000250|UniProtKB:P35228}; CC Note=Tetrahydrobiopterin (BH4). May stabilize the dimeric form of the CC enzyme. {ECO:0000250|UniProtKB:P35228}; CC -!- ACTIVITY REGULATION: Regulated by calcium/calmodulin. {ECO:0000250}. CC -!- SUBUNIT: Homodimer. Interacts with NHERF1. Interacts with GAPDH; CC induced by oxidatively-modified low-densitity lipoprotein (LDL(ox)). CC Interacts with S100A8 and S100A9 to form the iNOS-S100A8/9 CC transnitrosylase complex. Interacts with SPSB1, SPSB2 and SPSB4. CC Interacts with ELOC and CUL5 in the presence of SPSB1 or SPSB2 or CC SPSB4. Forms a complex with ASL, ASS1 and HSP90AA1; the complex CC regulates cell-autonomous L-arginine synthesis and citrulline recycling CC while channeling extracellular L-arginine to nitric oxide synthesis CC pathway. {ECO:0000250|UniProtKB:P29477}. CC -!- SUBCELLULAR LOCATION: Cytoplasm, cytosol CC {ECO:0000250|UniProtKB:P35228}. Note=Localizes as discrete foci CC scattered throughout the cytosol and in the presence of SPSB1 and CC SPSB4, exhibits a more diffuse cytosolic localization. CC {ECO:0000250|UniProtKB:P35228}. CC -!- PTM: Polyubiquitinated; mediated by SPSB1, SPSB2 and SPSB4, leading to CC proteasomal degradation. {ECO:0000250|UniProtKB:P35228}. CC -!- SIMILARITY: Belongs to the NOS family. {ECO:0000305}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; DQ676956; ABG74910.1; -; mRNA. DR EMBL; U14640; AAC48470.2; -; mRNA. DR EMBL; U18331; AAC48479.1; -; mRNA. DR PIR; I46074; I46074. DR RefSeq; NP_001070267.1; NM_001076799.1. DR AlphaFoldDB; Q27995; -. DR SMR; Q27995; -. DR STRING; 9913.ENSBTAP00000009062; -. DR PaxDb; 9913-ENSBTAP00000009062; -. DR GeneID; 282876; -. DR KEGG; bta:282876; -. DR CTD; 4843; -. DR eggNOG; KOG1158; Eukaryota. DR InParanoid; Q27995; -. DR OrthoDB; 276396at2759; -. DR Proteomes; UP000009136; Unplaced. DR GO; GO:0005829; C:cytosol; IBA:GO_Central. DR GO; GO:0005634; C:nucleus; IBA:GO_Central. DR GO; GO:0005886; C:plasma membrane; IBA:GO_Central. DR GO; GO:0005516; F:calmodulin binding; IEA:UniProtKB-KW. DR GO; GO:0050660; F:flavin adenine dinucleotide binding; IBA:GO_Central. DR GO; GO:0010181; F:FMN binding; IBA:GO_Central. DR GO; GO:0020037; F:heme binding; IEA:InterPro. DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW. DR GO; GO:0050661; F:NADP binding; IEA:InterPro. DR GO; GO:0004517; F:nitric-oxide synthase activity; ISS:UniProtKB. DR GO; GO:0006527; P:arginine catabolic process; IBA:GO_Central. DR GO; GO:0042742; P:defense response to bacterium; IBA:GO_Central. DR GO; GO:0006954; P:inflammatory response; IBA:GO_Central. DR GO; GO:0045776; P:negative regulation of blood pressure; IBA:GO_Central. DR GO; GO:0006809; P:nitric oxide biosynthetic process; IBA:GO_Central. DR GO; GO:0007263; P:nitric oxide mediated signal transduction; IBA:GO_Central. DR GO; GO:0018119; P:peptidyl-cysteine S-nitrosylation; ISS:UniProtKB. DR GO; GO:0032755; P:positive regulation of interleukin-6 production; ISS:UniProtKB. DR GO; GO:0032757; P:positive regulation of interleukin-8 production; ISS:UniProtKB. DR GO; GO:0032310; P:prostaglandin secretion; ISS:UniProtKB. DR GO; GO:1900015; P:regulation of cytokine production involved in inflammatory response; ISS:UniProtKB. DR GO; GO:0009725; P:response to hormone; IBA:GO_Central. DR GO; GO:0032496; P:response to lipopolysaccharide; IBA:GO_Central. DR CDD; cd00795; NOS_oxygenase_euk; 1. DR Gene3D; 3.40.50.360; -; 2. DR Gene3D; 6.10.250.410; -; 1. DR Gene3D; 3.90.440.10; Nitric Oxide Synthase;Heme Domain;Chain A domain 2; 1. DR Gene3D; 3.40.50.80; Nucleotide-binding domain of ferredoxin-NADP reductase (FNR) module; 1. DR Gene3D; 2.40.30.10; Translation factors; 1. DR InterPro; IPR003097; CysJ-like_FAD-binding. DR InterPro; IPR017927; FAD-bd_FR_type. DR InterPro; IPR001094; Flavdoxin-like. DR InterPro; IPR008254; Flavodoxin/NO_synth. DR InterPro; IPR001709; Flavoprot_Pyr_Nucl_cyt_Rdtase. DR InterPro; IPR029039; Flavoprotein-like_sf. DR InterPro; IPR039261; FNR_nucleotide-bd. DR InterPro; IPR023173; NADPH_Cyt_P450_Rdtase_alpha. DR InterPro; IPR044943; NOS_dom_1. DR InterPro; IPR044940; NOS_dom_2. DR InterPro; IPR044944; NOS_dom_3. DR InterPro; IPR012144; NOS_euk. DR InterPro; IPR004030; NOS_N. DR InterPro; IPR036119; NOS_N_sf. DR InterPro; IPR001433; OxRdtase_FAD/NAD-bd. DR InterPro; IPR017938; Riboflavin_synthase-like_b-brl. DR PANTHER; PTHR43410; NITRIC OXIDE SYNTHASE OXYGENASE; 1. DR PANTHER; PTHR43410:SF1; NITRIC OXIDE SYNTHASE OXYGENASE; 1. DR Pfam; PF00667; FAD_binding_1; 1. DR Pfam; PF00258; Flavodoxin_1; 1. DR Pfam; PF00175; NAD_binding_1; 1. DR Pfam; PF02898; NO_synthase; 1. DR PIRSF; PIRSF000333; NOS; 1. DR PRINTS; PR00369; FLAVODOXIN. DR PRINTS; PR00371; FPNCR. DR SUPFAM; SSF52343; Ferredoxin reductase-like, C-terminal NADP-linked domain; 1. DR SUPFAM; SSF52218; Flavoproteins; 1. DR SUPFAM; SSF56512; Nitric oxide (NO) synthase oxygenase domain; 1. DR SUPFAM; SSF63380; Riboflavin synthase domain-like; 1. DR PROSITE; PS51384; FAD_FR; 1. DR PROSITE; PS50902; FLAVODOXIN_LIKE; 1. DR PROSITE; PS60001; NOS; 1. PE 2: Evidence at transcript level; KW Calcium; Calmodulin-binding; Cytoplasm; FAD; Flavoprotein; FMN; Heme; Iron; KW Metal-binding; NADP; Oxidoreductase; Phosphoprotein; Reference proteome; KW Ubl conjugation; Zinc. FT CHAIN 1..1156 FT /note="Nitric oxide synthase, inducible" FT /id="PRO_0000170926" FT DOMAIN 539..677 FT /note="Flavodoxin-like" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00088" FT DOMAIN 730..970 FT /note="FAD-binding FR-type" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00716" FT REGION 27..84 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 515..535 FT /note="Calmodulin-binding" FT /evidence="ECO:0000250|UniProtKB:P35228" FT MOTIF 23..27 FT /note="DINNN-motif; mediates interaction with SPSB1, SPSB2 FT and SPSB4" FT /evidence="ECO:0000250|UniProtKB:P35228" FT COMPBIAS 27..43 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 54..73 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT BINDING 110 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_note="ligand shared between homodimeric partners" FT /evidence="ECO:0000250|UniProtKB:P35228" FT BINDING 115 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_note="ligand shared between homodimeric partners" FT /evidence="ECO:0000250|UniProtKB:P35228" FT BINDING 118 FT /ligand="(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin" FT /ligand_id="ChEBI:CHEBI:59560" FT /evidence="ECO:0000250|UniProtKB:P29474" FT BINDING 200 FT /ligand="heme b" FT /ligand_id="ChEBI:CHEBI:60344" FT /ligand_part="Fe" FT /ligand_part_id="ChEBI:CHEBI:18248" FT /note="axial binding residue" FT /evidence="ECO:0000250|UniProtKB:P29474" FT BINDING 263 FT /ligand="L-arginine" FT /ligand_id="ChEBI:CHEBI:32682" FT /evidence="ECO:0000250|UniProtKB:P29474" FT BINDING 372 FT /ligand="L-arginine" FT /ligand_id="ChEBI:CHEBI:32682" FT /evidence="ECO:0000250|UniProtKB:P29474" FT BINDING 373 FT /ligand="L-arginine" FT /ligand_id="ChEBI:CHEBI:32682" FT /evidence="ECO:0000250|UniProtKB:P29474" FT BINDING 377 FT /ligand="L-arginine" FT /ligand_id="ChEBI:CHEBI:32682" FT /evidence="ECO:0000250|UniProtKB:P29474" FT BINDING 381 FT /ligand="(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin" FT /ligand_id="ChEBI:CHEBI:59560" FT /evidence="ECO:0000250|UniProtKB:P35228" FT BINDING 462 FT /ligand="(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin" FT /ligand_id="ChEBI:CHEBI:59560" FT /evidence="ECO:0000250|UniProtKB:P35228" FT BINDING 463 FT /ligand="(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin" FT /ligand_id="ChEBI:CHEBI:59560" FT /evidence="ECO:0000250|UniProtKB:P29474" FT BINDING 476 FT /ligand="(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin" FT /ligand_id="ChEBI:CHEBI:59560" FT /evidence="ECO:0000250|UniProtKB:P29474" FT BINDING 491 FT /ligand="heme b" FT /ligand_id="ChEBI:CHEBI:60344" FT /evidence="ECO:0000250|UniProtKB:P29474" FT BINDING 545 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000250|UniProtKB:P35228" FT BINDING 546 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000250|UniProtKB:P35228" FT BINDING 547 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000250|UniProtKB:P35228" FT BINDING 549 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000250|UniProtKB:P35228" FT BINDING 550 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000250|UniProtKB:P35228" FT BINDING 591 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000250|UniProtKB:P35228" FT BINDING 592 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000250|UniProtKB:P35228" FT BINDING 628 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000250|UniProtKB:P35228" FT BINDING 635 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000250|UniProtKB:P35228" FT BINDING 661 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000250|UniProtKB:P35228" FT BINDING 665 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000250|UniProtKB:P35228" FT BINDING 750 FT /ligand="NADP(+)" FT /ligand_id="ChEBI:CHEBI:58349" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 772 FT /ligand="FAD" FT /ligand_id="ChEBI:CHEBI:57692" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 906 FT /ligand="FAD" FT /ligand_id="ChEBI:CHEBI:57692" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 908 FT /ligand="FAD" FT /ligand_id="ChEBI:CHEBI:57692" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 909 FT /ligand="FAD" FT /ligand_id="ChEBI:CHEBI:57692" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 924 FT /ligand="FAD" FT /ligand_id="ChEBI:CHEBI:57692" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 926 FT /ligand="FAD" FT /ligand_id="ChEBI:CHEBI:57692" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 929 FT /ligand="NADP(+)" FT /ligand_id="ChEBI:CHEBI:58349" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 930 FT /ligand="FAD" FT /ligand_id="ChEBI:CHEBI:57692" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 943 FT /ligand="FAD" FT /ligand_id="ChEBI:CHEBI:57692" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 944 FT /ligand="FAD" FT /ligand_id="ChEBI:CHEBI:57692" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 945 FT /ligand="FAD" FT /ligand_id="ChEBI:CHEBI:57692" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 984 FT /ligand="NADP(+)" FT /ligand_id="ChEBI:CHEBI:58349" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 1017 FT /ligand="NADP(+)" FT /ligand_id="ChEBI:CHEBI:58349" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 1046 FT /ligand="NADP(+)" FT /ligand_id="ChEBI:CHEBI:58349" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 1047 FT /ligand="NADP(+)" FT /ligand_id="ChEBI:CHEBI:58349" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 1053 FT /ligand="NADP(+)" FT /ligand_id="ChEBI:CHEBI:58349" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 1055 FT /ligand="NADP(+)" FT /ligand_id="ChEBI:CHEBI:58349" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 1057 FT /ligand="NADP(+)" FT /ligand_id="ChEBI:CHEBI:58349" FT /evidence="ECO:0000250|UniProtKB:P29476" FT BINDING 1090 FT /ligand="NADP(+)" FT /ligand_id="ChEBI:CHEBI:58349" FT /evidence="ECO:0000250|UniProtKB:P29476" FT MOD_RES 575 FT /note="Phosphotyrosine" FT /evidence="ECO:0000250|UniProtKB:Q06518" FT CONFLICT 236 FT /note="N -> S (in Ref. 2; AAC48470)" FT /evidence="ECO:0000305" FT CONFLICT 1068..1069 FT /note="VL -> AF (in Ref. 3; AAC48479)" FT /evidence="ECO:0000305" SQ SEQUENCE 1156 AA; 131208 MW; 52A52C984462F692 CRC64; MACPWQFLFK IKSQKVDLAT ELDINNNVGK FYQPPSSPVT QDDPKRHSPG KHGNESPQPL TGTVKTSPES LSKLDAPPSA CPRHVRIKNW GSGVTFQDTL HQKAKGDLSC KSKSCLASIM NPKSLTIGPR DKPTPPDELL PQAIEFVNQY YGSFKEAKIE EHLARVEAVT KEIETTGTYQ LTGDELIFAT KQAWRNAPRC IGRIQWSNLQ VFDARSCSTA QEMFEHICRH VRYATNNGNI RSAITVFPQR SDGKHDFRVW NAQLIRYAGY QMPDGSIRGD PANVEFTQLC IDLGWKPKYG RFDVLPLVLQ ADGRDPELFE IPPDLVLEVP MEHPRYEWFR ELELKWYALP AVANMLLEVG GLEFPGCPFN GWYMGTEVGV RDFCDAQRYN ILEEVGRRMG LETHKVASLW KDRAVVEINV AVLHSFQKQN VTIMDHHSAA ESFMKYMQNE YRSRGGCPAD WIWLVPPISG SITPVFHQEM LNYVLSPFYY YQVEPWKTHV WQDERRRPQR REIRFKVLVK AVFFASVLMH KAMASRVRAT ILFATETGRS ETLAQDLGAL FSCAFNPKVL CMDQYQLSHL EEEQLLLVVT STFGNGDSPG NGEKLKKSLL MLKELTNTFR YAVFGLGSSM YPQFCAFAHD IDQKLSQLGA SQLAPTGEGD ELSGQEEAFR SWAVQTFKAA CETFDVSGKH HIEIPKLYTS NVTWDPQHYR LVQDSEPLDL NKALSSMHAK HVFTMRLKSQ QNLQSPKSSR TTLLVELSCE GSQAPSYLPG EHLGVFPCNQ PALVQGILER VVDGPAPHQP VRLETLCENG SYWVKDKRLP PCSLSQALTY FLDITTPPTQ LLLRKLAQLA TEEAEKQRLE TLCQPSDYNK WKFTNSPTFL EVLEEFPSLR VSASFLLSQL PILKPRYYSI SSSRDLTPTE IHLTVAVLTY RTRDGQGPLH HGVCSTWLSS LKPQDPVPCF VRSASGFQLP EDRSRPCILI GPGTGIAPFR SFWQQRLHEA EHKGLQGGRM TLVFGCRRPE EDHLYWEEML EMARKGVLHE VHTAYSRLPD QPKVYVQDIL RQRLAGEVLR VLHEEQGHLY VCGDVRMARD VARTLKQLMA TALSLNEEQV EDYFFQLKNQ KRYHEDIFGA VFPYEVKKDG AAGLPSNPRA PGAHRS //